<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <button class="btn1">发送请求11</button>
    <script>
         // axios里的配置项 
        /* 
            axios({
                配置项
            })
            axios.get(url,{配置项})
            axios.post(url,{data},{配置项});
         */
        document.querySelector(".btn1").onclick = function () {
            axios({
                url:"/getdata",
                hello:"123",
                params:{x:1,y:2},
                data:{
                    a:1,
                    b:2
                },
                headers:{
                    myheader:"value",
                    myheader2:"values"
                },
                transformRequest: [function (data, headers) {
                    // 对发送的 data 进行任意转换处理
                    console.log(data);
                    return data;
                }],
                transformResponse: [function (data) {
                    // 对接收的 data 进行任意转换处理
                    console.log("返还的结果",data);

                    return JSON.parse( data);
                }]
            }).then(res=>{
                console.log(res,"axios配置");
            })
        }
    </script>
</body>
</html>